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Environmental standard (provisional aim) of all nitrogen and total phosphorus

Last update date March 12, 2019

In this page, we speak Ministry of the Environment notification that set provisional aim about all nitrogen and total phosphorus among environmental standards of water pollution in sea area based on Environmental Basic Law.
About "environmental standard about maintenance of living environment" in sea area, it becomes another page.

About environmental standard to affect water pollution (provisional aim of all nitrogen and total phosphorus)

March 15, 2002 Environmental Agency notification No. 19

Based on regulations of Environmental Basic Law (1993 law No. 91) Article 16, we notify environmental standard to affect water pollution as follows.

Topology of water regions (we say type to publish in i of Environmental Agency notification No. 59) separate table 2-2 about environmental standard to affect water pollution in (December, 1971.that public waters to advocate in column of area of the sea of separate table corresponds to We appoint as it has the same as follows and raises) in column of pertinence type of separate table and set as and and column during the achievement period of the table raises aim in column of aim temporarily each temporarily during the achievement period of the standard value to modify the topology of water regions concerned.
In addition, we abolish Environmental Agency notification No. 5 (matter about environmental standard to affect water pollution based on regulations of Environmental Basic Law Article 16) in Environmental Agency notification No. 5 (matter to determine environmental standard to affect water pollution based on regulations of Environmental Basic Law Article 16) and February, 1995 in February, 1995.

Separate table
Area of the seaPertinence
Type
The achievement periodProvisional aim
(2004)
Remarks
Chiba Port
(area of the sea of separate paragraph 1)
Sea area IVWe are accomplished promptly Tokyo Bay area of the sea
Tokyo Bay (i)
(area of the sea of separate paragraph 2)
Sea area IVWe are accomplished promptly 
Tokyo Bay (ro)
(area of the sea of separate paragraph 3)
Sea area IVWe try for the prompt achievement of environmental standard as possible while achieving provisional aim progressively.All 1.2 mg/l of nitrogen
Tokyo Bay (ha)
(area of the sea of separate paragraph 4)
Sea area IVWe are accomplished promptly 
Tokyo Bay (ni)
(area of the sea of separate paragraph 5)
Sea area IIIWe try for the prompt achievement of environmental standard as possible while achieving provisional aim progressively.All 0.83 mg/l of nitrogen
0.065 mg/l of total phosphorus
Tokyo Bay (ho)
(area of the sea of separate paragraph 6)
Sea area IIWe try for the prompt achievement of environmental standard as possible while achieving provisional aim progressively.All 0.43 mg/l of nitrogen
0.036 mg/l of total phosphorus
Ise Bay (i)
(area of the sea of separate paragraph 7)
Sea area IVWe are accomplished promptly Ise Bay area of the sea
Ise Bay (ro)
(area of the sea of separate paragraph 8)
Sea area IVWe are accomplished promptly 
Ise Bay (ha)
(area of the sea of separate paragraph 9)
Sea area IIIWe are accomplished promptly 
Ise Bay (ni)
(area of the sea of separate paragraph 10)
Sea area IIWe are accomplished promptly 
Osaka Bay (i)
(area of the sea of separate paragraph 11)
Sea area IVWe are accomplished promptly Osaka Bay area of the sea
Osaka Bay (ro)
(area of the sea of separate paragraph 12)
Sea area IIIWe are accomplished promptly 
Osaka Bay (ha)
(area of the sea of separate paragraph 13)
Sea area IIWe try for the prompt achievement of environmental standard as possible while achieving provisional aim progressively.All 0.34 mg/l of nitrogen

(note) shall act so that the standard value of type IV follows about total phosphorus of Ise Bay (ha) and Osaka Bay (ha) sequentially, and the standard value of type II is maintained about port of 1,000 leaves, Tokyo Bay (i), total phosphorus, Tokyo Bay (ha), Ise Bay (i), Ise Bay (ro) of Tokyo Bay (ro) and Osaka Bay (i).
Tokyo Bay area of the sea during 2 remarks, Ise Bay area of the sea and Osaka Bay area of the sea are area of the sea raised in i, ro of area of the sea affecting environmental standard each and ni of cabinet ordinance (1993 cabinet ordinance No. 371) separate table about local designated desk work and ha.
Range of area of the sea enumerated in 3 separate paragraph 1 through separate paragraph 13 should be displayed by area of the jurisdiction others in December 3, 2001 or shore, breakwater or other things.

Separate paragraph (abbreviation)

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